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[email protected]CVE-2019-3806

HistoryJan 29, 2019 - 5:29 p.m.

CVE-2019-3806

2019-01-2917:29:00

CWE-358

[email protected]

web.nvd.nist.gov

124

powerdns

recursor

cve-2019-3806

lua hooks

tcp queries

security policies

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.5%

JSON

An issue has been found in PowerDNS Recursor versions after 4.1.3 before 4.1.9 where Lua hooks are not properly applied to queries received over TCP in some specific combination of settings, possibly bypassing security policies enforced using Lua.

Affected configurations

Vulners

NVD

Node

power_dnspdns-recursorRange4.1.3–4.1.9

CPENameOperatorVersion
powerdns:recursorpowerdns recursorlt4.1.9

CPE	Name	Operator	Version
powerdns:recursor	powerdns recursor	lt	4.1.9

CNA Affected

[
  {
    "product": "pdns-recursor",
    "vendor": "Power DNS",
    "versions": [
      {
        "status": "affected",
        "version": "versions after 4.1.3 before 4.1.9"
      }
    ]
  }
]